QFN/MLF SMT Foot Adapters (Female); Bottom Package Code: QFN40A; IC Size X (mm): 6; IC Size Y (mm): 6; Bottom Pitch (mm): 0.5; Max Pincount: 40; Leads Per Side X: 10; Leads Per Side Y: 10; D Min (mm): 5.85; D Max (mm): 6.15; E Min (mm): 5.85; E Max (mm): 6.15; b Min (mm): 0.18; b Max (mm): 0.3; L Min (mm): 0.3; L Max (mm): 0.5; Top Interface: Female UGA; Top Pitch (mm): 0.5; Part Description: QFN SMT Foot;